plaintext = "Burning 'em, if you ain't quick and nimble I go crazy when I hear a cymbal" key = 'ICE' def repeating_key_xor(plaintext,key): key.split() key = map(ord, key) #print key plaintext = map(ord,plaintext) #print plaintext encrypted = [] i=0 for p in plaintext: encrypted.append(key[i]^p) i+=1 if i==3: i=0 #print encrypted hexed= map(hex,encrypted) #print hexed encrypted= [x.strip('0x') for x in hexed] final = ''.join(encrypted) string = '0x%s'%final return(string) result = repeating_key_xor(plaintext, key) print 'for plaintext =%s' % plaintext print 'and XOR key =%s' % key print 'RESULT =' print result
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